import com.sun.scenario.effect.impl.sw.sse.SSEBlend_SRC_OUTPeer;

import java.util.function.DoubleToIntFunction;

public class Test1 {
    public static void main(String[] args) {
        System.out.println("HelloWord");
        System.out.println("完成登录功能");
        System.out.println("完成搜索商品功能");
    }
}
